CA2795359C - End seals for aeration diffuser assembly - Google Patents
End seals for aeration diffuser assembly Download PDFInfo
- Publication number
- CA2795359C CA2795359C CA2795359A CA2795359A CA2795359C CA 2795359 C CA2795359 C CA 2795359C CA 2795359 A CA2795359 A CA 2795359A CA 2795359 A CA2795359 A CA 2795359A CA 2795359 C CA2795359 C CA 2795359C
- Authority
- CA
- Canada
- Prior art keywords
- aeration assembly
- membrane
- flange section
- section
- top piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005273 aeration Methods 0.000 title claims abstract description 42
- 239000012528 membrane Substances 0.000 claims description 81
- 230000007246 mechanism Effects 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000004873 anchoring Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 239000013536 elastomeric material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231264—Diffusers characterised by the shape of the diffuser element being in the form of plates, flat beams, flat membranes or films
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
- C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23125—Diffusers characterised by the way in which they are assembled or mounted; Fabricating the parts of the diffusers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237611—Air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/758,369 | 2010-04-12 | ||
| US12/758,369 US8371561B2 (en) | 2010-04-12 | 2010-04-12 | Aeration diffuser assembly end seal |
| PCT/US2011/028757 WO2011129947A1 (en) | 2010-04-12 | 2011-03-17 | End seals for aeration diffuser assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2795359A1 CA2795359A1 (en) | 2011-10-20 |
| CA2795359C true CA2795359C (en) | 2018-03-06 |
Family
ID=44144683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2795359A Active CA2795359C (en) | 2010-04-12 | 2011-03-17 | End seals for aeration diffuser assembly |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US8371561B2 (es) |
| EP (1) | EP2558188B1 (es) |
| KR (1) | KR101857508B1 (es) |
| CN (1) | CN102985173B (es) |
| AU (1) | AU2011241058B2 (es) |
| BR (1) | BR112012025682B1 (es) |
| CA (1) | CA2795359C (es) |
| CL (1) | CL2012002850A1 (es) |
| CO (1) | CO6630091A2 (es) |
| ES (1) | ES2526667T3 (es) |
| MX (1) | MX340018B (es) |
| PE (1) | PE20130790A1 (es) |
| PL (1) | PL2558188T3 (es) |
| WO (1) | WO2011129947A1 (es) |
| ZA (1) | ZA201207202B (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012108400B4 (de) * | 2012-09-10 | 2022-07-21 | Alexander Ott | Standrohranordnung samt Befestigung zur Aufnahme und zur Gasversorgung von Belüftungskörpern in einem Abwasserklärbecken |
| WO2015049590A2 (en) * | 2013-10-04 | 2015-04-09 | Ovivo Luxembourg S.a.r.l. | Adjustable variable bubble size aeration for submerged membrane air scour |
| US20150290597A1 (en) * | 2014-04-09 | 2015-10-15 | Therapeutic Proteins International, LLC | Aeration device for bioreactors |
| AT14362U1 (de) * | 2014-05-02 | 2015-09-15 | Aquaconsult Anlagenbau Gmbh | Montagevorrichtung für ein Belüftungselement und Belüfter eines solchen Belüftungselementes |
| US10773982B2 (en) * | 2017-08-10 | 2020-09-15 | Thomas E. Frankel | Diffuser assembly |
| CN111101118A (zh) * | 2019-11-29 | 2020-05-05 | 昆山东威科技股份有限公司 | 一种回流槽及具有回流槽的装置 |
Family Cites Families (68)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2212841A (en) | 1938-02-23 | 1940-08-27 | Sun Shipbuilding & Dry Dock Co | Apparatus for the aeration of liquids |
| DE1071054B (de) | 1957-10-02 | 1959-12-17 | The Distillers Company Limited, Epsomi, Surrey (Großbritannien) | Verteilervorrichtung zur Dispersion von äsen in Flüssigkeiten |
| US3083953A (en) | 1958-05-16 | 1963-04-02 | Pacific Flush Tank Co | Gas diffusion apparatus |
| US3432154A (en) | 1967-11-29 | 1969-03-11 | Martin Hermann Danjes | Sewage water aeration device |
| DE2035651C3 (de) | 1970-07-17 | 1974-01-10 | August Dr.-Ing. 3001 Vinnhorst Schreiber | Einrichtung zum feinblasigen Belüften von Abwasser |
| US3768788A (en) | 1971-04-21 | 1973-10-30 | S Candel | Liquid aeration method and apparatus |
| DE2261994A1 (de) | 1972-12-19 | 1974-06-20 | Martin Dipl-Ing Danjes | Einrichtung zum feinblasigen belueften von abwasser |
| US3953553A (en) | 1973-05-29 | 1976-04-27 | Water Pollution Control Corporation | Sewage treatment aeration systems |
| US3837629A (en) | 1973-07-02 | 1974-09-24 | Fmc Corp | Gas diffusing mechanism |
| US3954922A (en) | 1974-02-28 | 1976-05-04 | Peabody Galion Corporation | Bubble-shearing diffuser |
| US4029581A (en) | 1974-12-26 | 1977-06-14 | Xodar Corporation | Aerating system |
| DE2513547C3 (de) | 1975-03-26 | 1978-06-08 | August Dr.-Ing. 3000 Hannover Schreiber | Einrichtung zum intermittierenden Belüften von Abwasser |
| US3992491A (en) | 1975-09-30 | 1976-11-16 | Fmc Corporation | Rotating gas diffuser |
| DE3224177A1 (de) | 1982-06-29 | 1983-12-29 | Gummi-Jäger KG GmbH & Cie, 3000 Hannover | Belueftungsvorrichtung fuer wasser |
| JPS618120A (ja) | 1984-06-21 | 1986-01-14 | Yokohama Rubber Co Ltd:The | 気泡発生装置 |
| JPS6140725A (ja) | 1984-07-31 | 1986-02-27 | 江口 節子 | 気泡による動力源装置 |
| DE3474949D1 (en) | 1984-08-16 | 1988-12-08 | Rudolf Messner | Fine-bubble diffuser for aeration of water |
| DE3569098D1 (en) | 1984-09-12 | 1989-05-03 | Karl Heinz Schussler | Apparatus for the aeration of waste water or similar matter in aeration tanks |
| US4629126A (en) | 1985-02-11 | 1986-12-16 | Autotrol Corporation | Fluid diffuser |
| DE3441731A1 (de) | 1984-11-15 | 1986-05-15 | Suprafilt Gesellschaft für Umwelttechnik mbH, 7120 Bietigheim-Bissingen | Belueftungselement |
| DE3710739A1 (de) | 1987-03-31 | 1988-10-20 | Herbert Nemetz | Flaechenbeluefter |
| DE8706219U1 (es) | 1987-04-30 | 1988-09-01 | Tiefel, Johann, 8904 Friedberg, De | |
| DE3716744A1 (de) | 1987-05-14 | 1988-12-08 | Gva Mbh | Begasungsvorrichtung zum feinblasigen einbringen eines gases in eine fluessigkeit und verfahren zu deren herstellung |
| DE8807929U1 (es) | 1988-06-20 | 1988-08-18 | Messner, Rudolf, 8555 Adelsdorf, De | |
| US4961854A (en) | 1988-06-30 | 1990-10-09 | Envirex Inc. | Activated sludge wastewater treatment process |
| JPH02144135A (ja) | 1988-10-08 | 1990-06-01 | Envicon Luft & Wassertechnik Gmbh & Co Kg | 送風装置 |
| AT391126B (de) | 1989-02-13 | 1990-08-27 | Klima Horst Ing | Einrichtung zum feinblasigen belueften von abwasser |
| US4960546B1 (en) | 1989-04-19 | 1996-04-09 | Environmental Dynamics Inc | Diffuser mounting arrangement for waste water aeration systems |
| DE3918307A1 (de) | 1989-06-05 | 1990-12-13 | Roediger Ag | Flaechenbegaser |
| US5032325A (en) | 1989-11-02 | 1991-07-16 | Environmental Dynamics, Inc. | Plastic coarse bubble diffuser for waste water aeration systems |
| US5093047A (en) | 1990-01-18 | 1992-03-03 | Roediger Pittsburgh, Inc. | Gas diffuser |
| US5013493A (en) | 1990-01-22 | 1991-05-07 | Environmental Dynamics, Inc. | Staggered diffuser arrangement for waste water treatment systems |
| DE9006868U1 (es) | 1990-06-19 | 1990-10-04 | Venator Inc., Victor, Id., Us | |
| US5133876A (en) | 1990-12-12 | 1992-07-28 | Environmental Dynamics, Inc. | Method and apparatus for aerating wastewater using sequential aeration of different zones |
| US5133862A (en) | 1991-01-31 | 1992-07-28 | Fmc Corporation | Flexible membrane diffuser |
| DE4104287A1 (de) | 1991-02-13 | 1992-08-20 | Schumacher Umwelt Trenntech | Langplattenbeluefter |
| DE4206136A1 (de) | 1991-03-02 | 1992-09-03 | Herbert Nemetz | Beluefter |
| GB9109713D0 (en) | 1991-05-03 | 1991-06-26 | Todd John J | Apparatus for the gasification of liquids |
| US5192467A (en) | 1992-07-02 | 1993-03-09 | Parkson Corporation | Aeration panel structure |
| CH685627A5 (de) | 1992-08-31 | 1995-08-31 | Bontec Ag | Gasverteiler zum feinblasigen Belüften von Wasser. |
| DE4240300A1 (de) | 1992-12-01 | 1994-06-09 | Rudolf Dipl Ing Poersch | Belüfter zur Begasung von Flüssigkeiten in großen Behältern oder Becken |
| US5378355A (en) | 1992-12-04 | 1995-01-03 | Water Pollution Control Corporation | Direct delivery in-situ diffuser cleaning |
| DE4309686A1 (de) | 1993-03-25 | 1994-09-29 | Siegfried Egner | Belüftervorrichtung für mit einem Flüssigkeitsmedium beaufschlagten Becken, insbesondere Klärbecken |
| DE4314766C1 (de) | 1993-05-05 | 1994-09-08 | Passavant Werke | Druckluftbelüftungseinrichtung für Wasser und Abwasser |
| US5330688A (en) | 1993-05-27 | 1994-07-19 | Enviroquip International, Inc. | Flexible diffuser assembly for aeration applications |
| AT402201B (de) | 1994-06-17 | 1997-03-25 | Udo Meyer Aquaconsult Gmbh | Einrichtung zum feinblasigen eintrag von gasen in flüssigkeiten |
| DE9412161U1 (de) | 1994-07-28 | 1995-03-23 | Schneider Norbert | Plattenbelüfter |
| JP3537879B2 (ja) | 1994-09-14 | 2004-06-14 | 株式会社エイブル | 好気性微生物処理装置 |
| US5846412A (en) | 1995-11-17 | 1998-12-08 | Environmental Dynamics, Inc. | Diffuser construction and mounting arrangement |
| US5681509A (en) | 1996-02-01 | 1997-10-28 | Biomixer Corporation | Apparatus and method for mixing and introducing gas into a large body of liquid |
| EA000003B1 (ru) | 1996-03-12 | 1997-09-30 | Товарищество С Ограниченной Ответственностью "Экополимер" | Аэрирующее устройство |
| US5851447A (en) | 1996-06-17 | 1998-12-22 | Aer Research, Inc. | Floor-mounted aeration system |
| AUPO357396A0 (en) | 1996-11-12 | 1996-12-05 | Aquatec-Maxcon Pty Ltd | A diffuser for aerating a fluid |
| AU754381B2 (en) | 1998-03-02 | 2002-11-14 | Us Filter Corporation | Dual diffuser assembly |
| EP0947473A1 (de) | 1998-03-03 | 1999-10-06 | Huber + Suhner AG Kabel-, Kautschuk-, Kunststoffwerke | Belüftungsvorrichtung, Kombination einer Belüftungsvorrichtung und einer Haltevorrichtung und Verfahren zum Austauschen einer Belüftungsvorrichtung |
| EP0947471A1 (de) | 1998-03-03 | 1999-10-06 | Huber + Suhner AG Kabel-, Kautschuk-, Kunststoffwerke | Belüftungsvorrichtung für Wasser und Verfahren zur Herstellung einer Belüftungsvorrichtung |
| WO1999067014A1 (en) | 1998-06-23 | 1999-12-29 | Red Valve Company, Inc. | Fine bubble diffuser |
| US6193220B1 (en) | 1998-10-15 | 2001-02-27 | Red Valve Co., Inc. | Diffused aeration system |
| ITNA990017A1 (it) | 1999-04-26 | 2000-10-26 | Tecc Di Franco Del Guerra | Dispositivo di protezione da muffe e cattivi odori in liquidi stagnanti. |
| AT410059B (de) | 1999-05-04 | 2003-01-27 | Aquaconsult Anlagenbau Gmbh | Einrichtung zur befestigung einer perforierten membran an einer platte, membran und profilleiste hiefür |
| AUPR907901A0 (en) | 2001-11-23 | 2001-12-20 | Lawson, Thomas Urie | Device for aerating liquids |
| DE10218073A1 (de) | 2002-04-23 | 2003-11-20 | Pfleiderer Infrastrukturt Gmbh | Belüfter |
| JP3749508B2 (ja) | 2002-07-16 | 2006-03-01 | ジヤトコ株式会社 | 自動変速機用歯車変速装置 |
| US8002249B2 (en) * | 2002-08-13 | 2011-08-23 | Itt Manufacturing Enterprises, Inc. | Strip diffuser |
| EP2110170A3 (en) | 2002-08-13 | 2009-12-09 | ITT Manufacturing Enterprises Inc. | Membrane strip diffuser for wastewater treatment |
| US6808165B1 (en) | 2003-04-30 | 2004-10-26 | Smith & Loveless, Inc. | Apparatus for mixing and introducing gas into a large body of liquid |
| AT413380B (de) | 2004-05-28 | 2006-02-15 | Meyer Udo Dipl Ing | Einrichtung zum befestigen einer perforierten belüfter-membran |
| CN100479906C (zh) * | 2007-04-30 | 2009-04-22 | 华南理工大学 | 膜式穿孔曝气管 |
-
2010
- 2010-04-12 US US12/758,369 patent/US8371561B2/en active Active
-
2011
- 2011-03-17 EP EP20110712372 patent/EP2558188B1/en active Active
- 2011-03-17 CA CA2795359A patent/CA2795359C/en active Active
- 2011-03-17 KR KR1020127029465A patent/KR101857508B1/ko active IP Right Grant
- 2011-03-17 ES ES11712372.9T patent/ES2526667T3/es active Active
- 2011-03-17 MX MX2012011455A patent/MX340018B/es active IP Right Grant
- 2011-03-17 WO PCT/US2011/028757 patent/WO2011129947A1/en active Application Filing
- 2011-03-17 BR BR112012025682-3A patent/BR112012025682B1/pt not_active IP Right Cessation
- 2011-03-17 AU AU2011241058A patent/AU2011241058B2/en not_active Ceased
- 2011-03-17 PE PE2012001813A patent/PE20130790A1/es active IP Right Grant
- 2011-03-17 CN CN201180018608.1A patent/CN102985173B/zh not_active Expired - Fee Related
- 2011-03-17 PL PL11712372T patent/PL2558188T3/pl unknown
-
2012
- 2012-09-20 CO CO12163082A patent/CO6630091A2/es not_active Application Discontinuation
- 2012-09-26 ZA ZA2012/07202A patent/ZA201207202B/en unknown
- 2012-10-11 CL CL2012002850A patent/CL2012002850A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN102985173B (zh) | 2014-12-24 |
| AU2011241058B2 (en) | 2014-10-30 |
| CA2795359A1 (en) | 2011-10-20 |
| MX340018B (es) | 2016-06-22 |
| EP2558188A1 (en) | 2013-02-20 |
| PL2558188T3 (pl) | 2015-03-31 |
| KR101857508B1 (ko) | 2018-05-14 |
| CN102985173A (zh) | 2013-03-20 |
| CL2012002850A1 (es) | 2013-06-07 |
| MX2012011455A (es) | 2012-11-23 |
| WO2011129947A1 (en) | 2011-10-20 |
| BR112012025682B1 (pt) | 2020-12-08 |
| CO6630091A2 (es) | 2013-03-01 |
| US8371561B2 (en) | 2013-02-12 |
| ZA201207202B (en) | 2013-11-27 |
| PE20130790A1 (es) | 2013-07-28 |
| KR20130038859A (ko) | 2013-04-18 |
| ES2526667T3 (es) | 2015-01-14 |
| US20110248414A1 (en) | 2011-10-13 |
| BR112012025682A2 (pt) | 2017-12-12 |
| AU2011241058A1 (en) | 2012-11-01 |
| EP2558188B1 (en) | 2014-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2795359C (en) | End seals for aeration diffuser assembly | |
| CN107073412B (zh) | 用于曝气元件的组件支架及安装系统 | |
| US6406005B1 (en) | Diffuser for aerating a fluid | |
| US5015421A (en) | Diffusion device | |
| EP2969122B1 (en) | Aeration element for the gasification of liquids | |
| US9512020B2 (en) | Device for distributing gases in liquids | |
| KR20060019241A (ko) | 평막 모듈 | |
| US20150174536A1 (en) | Assembly bracket and mounting system for aeration element | |
| JP6262057B2 (ja) | 散気装置、散気方法及び散気板 | |
| US9440200B2 (en) | Tube diffuser | |
| JP5749593B2 (ja) | 散気装置 | |
| US20130020728A1 (en) | Vertical agitator for wastewater received in a sedimentation tank | |
| CN218441172U (zh) | 一种拆卸式水带卡箍 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20160222 |